000 00306nam a2200121Ia 4500
008 211217s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
245 0 _aBehaviour
260 _bUniversity paperbacks
_aLondon
_c1961
300 _a215 p.
653 _aPsychology
942 _c1
999 _c129196
_d129196